Monitor



FIG. 1 is a front perspective view of a monitor, showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a side elevational view thereof;

FIG. 6 is a side elevational view thereof, opposite of that shown in FIG. 5;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a top plan view thereof, opposite that shown in FIG. 7.

The portions of the monitor in broken lines throughout the drawings are shown for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a monitor, as shown and described. 